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Cisco Bug: CSCun45976 - AN: ASR903 to ASR901 channel creation fails in certain scenario

Last Modified

Sep 16, 2017

Products (25)

  • Cisco ASR 901 Series Aggregation Services Routers
  • Cisco ASR 901-6CZ-FS-D Router
  • Cisco ASR 901-6CZ-F-D Router
  • Cisco ME 3600X-24TS-M Switch
  • Cisco ASR 901S-4SG-F-D Router
  • Cisco ASR 901-4C-FT-D Router
  • Cisco ASR 901S-2SG-F-AH Router
  • Cisco ASR 901S-2SG-F-D Router
  • Cisco ASR 901-6CZ-F-A Router
  • Cisco ASR 901-6CZ-FT-A Router
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Known Affected Releases

15.4(2)S 15.4(3)S

Description (partial)

Symptom:
ASR903 to ASR901 channel creation fails

Conditions:
In a setup where ASR903 is registrar (or proxy) which is trying to bootstrap a ASR901 connected to it and interface in each devices connecting the other is in default mode.
If the first CD packet received by ASR901 is an untagged CD from ASR903 or when all the vlans ASR903 is probing before sending untagged CD is already in-use in ASR901.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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